body{
    width: 100%;
    overflow: hidden;
}
.header {
    position: fixed;
    top: 0;
    margin: 0 auto;
    width: 100%;
    height: 58px;
}
.header .nav{
    width: 100%;
    padding-left: 0;
    padding-right: 0;
    height: 58px;
}
.header .nav .logo {
    width: 137px;
    height: 43px;
    margin: 10px 5px;
    background-size: auto 38px;
}
.header .nav ul{
    display: none;
    width: 100%;
    margin-top: 0;
    background: rgba(248,248,248,0.85);
}
.header .nav ul li{
    float: none;
    margin-left: 0;
    width: 100%;
    height: 50px;
    border-bottom: 1px #ddd solid;
}
.header .nav ul li a{
    line-height: 50px;
    text-decoration: none;
}
.header .nav .test{
    display: block;
    position: relative;
    float: right;
    display: block;
    margin: 15px 15px 0 0;
    width: 28px;
    height: 28px;
    font-size: 28px;
    text-align: center;
    color: #666;
    text-decoration: none;
}
.header .nav .test:hover{
    color:red;
}
/* 内容 */
.page{
    padding-top: 100px;
}
.section1 {

     padding: 0;
}
.section1 .set{
    width: 90%;
    margin: 0 auto;
}
.section1 .set .set1{
    width: 90%;
    margin: 0 auto;
}
.set1 div{
    width: 100%;
}
/* 底部 */
footer_1{
    width: 100%;
    height: auto;
}
footer .footer{
    width: 100%;
}